[webapi] Update upstream tests for audio and video

Impacted tests(approved): new 15, update 6, delete 0
Unit test platform:[Android][IVI]
Unit test result summmary: pass 12, fail 9, block 0

W3C Test Path: html/semantics/embedded-content/media-elements/user-interface/muted.html

Comment: XWALK-970
Merge pull request #1108 from kangxu/kangxu/webapi/tct-audio-html5-tests/update

[webapi] Update upstream tests  for audio and video